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Dynamic elastic modulus damping internal friction analyzer
The dynamic elastic modulus damping internal friction analyzer product meets the standards of ASTM C-215 and C-666, and meets the testing method requi
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Dynamic elastic modulus damping internal friction analyzerThe product meets the standards of ASTM C-215 and C-666, and meets the testing method requirements for the dynamic elastic modulus of concrete in SL352-2006 "Test Code for Hydraulic Concrete". The "Test Code for Hydraulic Concrete DLT5150-2001" and "Test Code for Hydraulic Asphalt Concrete DL-T536-2006" can be connected to a computer to achieve fully automatic testing and analysis. DTM-II-X (x - represents the category of the measured object, H - concrete, J - metallic material, S - plastic product, T - carbon material, etc.).
DTM-II-HDynamic elastic modulus damping internal friction analyzerMain technical parameters:
1: Frequency range: 10Hz~20kHz, measurement accuracy<0.5%, can distinguish several adjacent peak frequencies, frequency resolution: 1Hz
2: Sampling range: 10, 20, 40 or 80kHz
3: Spectral resolution: 4.9~78.1Hz
4: Bias voltage level output: 9.2V
5: Sensitivity of accelerometer: 9.60mV/g (0.979mV/m/s2)
6: Store multiple readings
7: Impactor: Exciter maximum excitation force: 20N
8: Test piece size: 150 * 150 * 400mm, rectangular in shape
9: Working temperature range: room temperature -40 ℃
10: Measurement of dynamic modulus of elasticity
11: Measurement range: elastic modulus corresponding to frequency
12: Resolution: 0.05 GPa
13: Accuracy: 0.1 GPa can quickly measure other peak frequencies and dynamic modulus
14: System relative error<± 0.15%
15: Damping or internal friction: 10-5--0.1
16: Measurable shear modulus, Poisson's ratio
The technical parameters of the product vary according to standard testing methods, and the factory manual and relevant standards shall prevail
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